混配配合物[Mn(phen)_2(p-FC_6H_4COO)(H_2O)](p-FC_6H_4COO)·3H_2O的水热合成、结构与磁性研究

Hydrothermal synthesis,structure and magnetism of mixed-ligand complex:[Mn(phen)_2(p-FC_6H_4COO)(H_2O)](p-FC_6H_4COO)·3H_2O

采用水热法以MnCO3、邻菲罗啉和对氟苯甲酸混合反应合成得到一混配锰配合物[Mn(phen)2(p-FC6H4COO)(H2O)](p-FC6H4COO).3H2O,利用元素分析、红外光谱、X-射线单晶衍射以及热重分析对其结构进行了表征。X-射线单晶衍射分析表明,晶体为三斜晶系,属于P-1空间群,晶胞参数为a=8.8897(17),b=14.773(3),c=14.890(3);α=107.815(4),β=107.314(4),γ=91.386(4),V=1762.9(6)3,Z=2,Mr=765.62,Dc=1.442 g/cm3,F(000)=790,μ=4.45 cm-1。最终偏离因子[I>2σ(I)]R1=0.0848,wR2=0.1635,对于全部数据,R1=0.1134,wR2=0.1776。变温磁化率研究表明该配合物为铁磁性。

A mixed-ligand complex[ Mn（ phen）2（p-FC6H4COO）（n2O）] （p-FC6H4COO）·3H2O（ phen = 1,10-phenanthroline） has been synthesized hydrothermally and characterized by elemental analysis, IR spectroscopy, single-crystal X-ray diffraction and thermogravimetric analyses. The crystal of the manganese complex belongs to triclinic system with space group P-I, a = 8. 8897 （ 17 ） ,А,b=14.773（3） А,c= 14. 890（3）А;α= 107. 815 （4）А,β= 107. 314（4）А, γ=91. 386（4） А;V= 1762.9（6） А3,Z=2,Dc= 1. 442 g/cm^3 ,Mr=765.62 ,F（000）= 790,μ=4.45 cm-1 ,final R indices[ I〉2tr（1） ]R1 =0.0848 ,wR2 =0. 1635 ,and for all reflec- tions R1 = 0.1134,wR2 = 0. 1776. The result of magnetism characterization reveals there exist weak ferromagnetic interactions in the title compound.